Experimental Study on the Compressive Strength of Big Mobility Concrete with Nondestructive Testing Method

Table 1

The mix proportion of big mobility concrete in per cubic meter.

	Cement	Sand	Fly ash	Water
	(kg/m^3)	(kg/m^3)	(kg/m^3)	(kg /m^3)
C15	220	642	110	180~190
C20	290	615	80	180~190
C30	390	587	70	180~190
C40	410	568	70	170~180
C50	480	520	60	170~180